class_docstr: String Printer for vector expressions. 
code: def _print_Function(self, e):
      from sympy.physics.vector.functions import dynamicsymbols
  
      t = dynamicsymbols._t
      if isinstance(type(e), UndefinedFunction):
          return StrPrinter().doprint(e).replace("(%s)" % t, "")
      return e.func.__name__ + "(%s)" % self.stringify(e.args, ", ")
  
imports: from sympy.core.function import Derivative
  from sympy.core.function import UndefinedFunction, AppliedUndef
  from sympy.core.symbol import Symbol
  from sympy.interactive.printing import init_printing
  from sympy.printing.latex import LatexPrinter
  from sympy.printing.pretty.pretty import PrettyPrinter
  from sympy.printing.pretty.pretty_symbology import center_accent
  from sympy.printing.str import StrPrinter
  from sympy.printing.precedence import PRECEDENCE
label_desc: Use image node_id 2 for calling the VectorStrPrinter obj's underlying member method code with example usage: obj._print_Function(e) and returns: unknown, StrPrinter